diff --git a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2TemplateTests.java b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2TemplateTests.java
index 870b48cc8dd..252ff695c63 100644
--- a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2TemplateTests.java
+++ b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2TemplateTests.java
@@ -4051,4 +4051,12 @@ public class AST2TemplateTests extends AST2BaseTest {
 		final String code = getAboveComment();
 		parseAndCheckBindings(code, ParserLanguage.CPP);
 	}
+	
+	//	template<unsigned int> struct ST{};
+	//	template<template<unsigned int> class T> class CT {};
+	//	typedef CT<ST> TDef;
+	public void testUsingTemplateTemplateParameter_279619() throws Exception {
+		final String code = getAboveComment();
+		parseAndCheckBindings(code, ParserLanguage.CPP);
+	}
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPTemplateTemplateParameter.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPTemplateTemplateParameter.java
index 725dcb6c740..a8c7e3944ef 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPTemplateTemplateParameter.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPTemplateTemplateParameter.java
@@ -70,13 +70,11 @@ public class CPPTemplateTemplateParameter extends CPPTemplateParameter implement
 		if (templateParameters == null) {
 			ICPPASTTemplatedTypeTemplateParameter template = (ICPPASTTemplatedTypeTemplateParameter) getPrimaryDeclaration().getParent();
 			ICPPASTTemplateParameter[] params = template.getTemplateParameters();
-			ICPPTemplateParameter p = null;
 			ICPPTemplateParameter[] result = null;
 			for (ICPPASTTemplateParameter param : params) {
 				IBinding binding = CPPTemplates.getTemplateParameterName(param).resolveBinding();
-				p= (ICPPTemplateParameter) binding;
-				if (p != null) {
-					result = (ICPPTemplateParameter[]) ArrayUtil.append(ICPPTemplateParameter.class, result, p);
+				if (binding instanceof ICPPTemplateParameter) {
+					result = (ICPPTemplateParameter[]) ArrayUtil.append(ICPPTemplateParameter.class, result, binding);
 				}
 			}
 			templateParameters = (ICPPTemplateParameter[]) ArrayUtil.trim(ICPPTemplateParameter.class, result);
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPTemplates.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPTemplates.java
index dcaa198e885..8106b9d598f 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPTemplates.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPTemplates.java
@@ -1981,8 +1981,8 @@ public class CPPTemplates {
 					ab= aParam instanceof ICPPTemplateNonTypeParameter;
 					if (pb != ab)
 						return null;
-					assert pParam instanceof ICPPTemplateTemplateParameter; // no other choice left
-					assert aParam instanceof ICPPTemplateTemplateParameter; // no other choice left
+					assert pb || pParam instanceof ICPPTemplateTemplateParameter; // no other choice left
+					assert ab || aParam instanceof ICPPTemplateTemplateParameter; // no other choice left
 				}
 			}
 
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPVisitor.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPVisitor.java
index 18311b5f526..bea77da5047 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPVisitor.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPVisitor.java
@@ -526,7 +526,7 @@ public class CPPVisitor extends ASTQueries {
 
 		// function type for non-type template parameter
 		ASTNodeProperty prop = parent.getPropertyInParent();
-		if (prop == ICPPASTTemplateDeclaration.PARAMETER) {
+		if (prop == ICPPASTTemplateDeclaration.PARAMETER || prop == ICPPASTTemplatedTypeTemplateParameter.PARAMETER) {
 			return CPPTemplates.createBinding((ICPPASTTemplateParameter) parent);
 		}